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Analog Electronics

Analog Electronics
Which of the following is trivalent impurity ?

 Antimony
 Silicon
 Boron
None of these

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Analog Electronics
The emitter electric current in a junction with normal bias

  is equal to the sum of IB and IC.
  changes greatly by a small changes in collector bias voltage.
  is almost equal to the base current.
  is equal to ICBO.

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Analog Electronics
A diode (p-n junction) when reverse biased act as

 Off Switch
 On Switch
 Capacitor
 Zener diode

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Analog Electronics
When P-type substance is connected with negative and n-type is connected with positive terminal of the battery then P-n junction diode is in ....................

None of these
 No biased
 Reverse biased
 Forward biased

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Analog Electronics
The main advantage of CMOS is its

  low power consumption.
  switching capability.
  high power rating.
  small - signal operation.

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Analog Electronics
Depending upon the switching recovery time and on state drop, the power diodes are types

  General purpose, fast recovery and schottly.
 Fast recovery, Schottky.
 General purpose, fast recovery.
 None of these.

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